MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded URLs, many of which point to compromised WordPress uploads or disposable hosting, indicating a link farm designed to redirect users. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware distribution through these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9911
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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External URI info PDF_URIPDF contains an external URL action
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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Embedded URL info EMBEDDED_URLOne or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.URL https://garglob.ru/uplcv?utm_term=nobody+knows+what+it%27s+like+to+be+the+sad+man
- http://pattarasawat.com/ckfinder/userfiles/files/butiluko.pdf
- http://unipell.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1613a32ce15bb4---30944876014.pdf
- http://emilymillerlaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/81512588638.pdf
- http://baheth24aqari.com/ckfinder/userfiles/files/furetunomagiweguv.pdf
- https://channeloflove.com/ckfinder/userfiles/files/68641317372.pdf
- https://kohphanganhotelandtour.com/userfiles/file/gapipijupano.pdf
- https://www.zochrot.org/ckfinder/userfiles/files/gafopitobog.pdf
- http://www.jhannahs.com/wp-content/plugins/formcraft/file-upload/server/content/files/16145654755fc5---96077804516.pdf
- http://intechsol.kz/wp-content/plugins/formcraft/file-upload/server/content/files/1614321a83883a---67046035424.pdf
- http://upoart.com/ckfinder/userfiles/files/44686769818.pdf
- http://biolabsrl.org/userfiles/files/18990913941.pdf
- https://motecx.com/images/file/9003155238.pdf
- https://renetravel.ro/images/files/40473581958.pdf
- http://kuppersbusch.hu/userfiles/files/lifetadazowojukulewi.pdf
- https://tucarrorentacar.co/ckfinder/userfiles/files/ronefiwomotozifalili.pdf
- http://lindendirect.com/tempimg/file/56925134112.pdf
- http://www.yoko-ono.be/images/userfiles/file/murixevizu.pdf
- https://nsck-cykelmotion.dk/ckfinder/userfiles/files/29064269383.pdf
- https://webaprint.be/img/file/46445065559.pdf
- https://lensmam.com/userfiles/file/97664299855.pdf
- http://fuguchair.com/upfolder/e/files/20210917065033.pdf
- http://sqc.jp/user_data/editor/ckfinder/core/connector/php/upload/files/safubelava.pdf
- https://kaowei.tw/image/files/20210912_153519.pdf
- http://bbpcosmetics.com/admin/upFiles/2021-9/file/netup.pdf
- https://francoisdaulte.com/ckfinder/userfiles/files/20185503374.pdf
- http://metamorfozyayincilik.com/userfiles/file/86926100503.pdf
- http://konemara.hu/userfiles/file/3107743081.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000d149.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD149 | 16792 bytes |
font_01_sfnt_off0000e95b.bin9a80cc25446f9853d78288da12e0ad74e23a8b2f01defa6e5842f2de6f379678 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE95B | 18528 bytes |
font_02_sfnt_off00011885.bin9141af61a35fae68f0e31c241a03959b8fd9076ce893eee41461715f4232fd42 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11885 | 10856 bytes |
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